public static void IfCollectionContains <T>(
[CanBeNull, AssertionCondition(AssertionConditionType.IS_NOT_NULL)]
IEnumerable <T> collection,
[NotNull][System.Diagnostics.CodeAnalysis.NotNull] Func <T, bool> func,
Violation message
)
{
Fail.IfArgumentNull(collection, nameof(collection));
T element = collection.FirstOrDefault(func);
Fail.IfNotNull(element, message);
}
public static void IfCollectionContains <T>(
[CanBeNull, AssertionCondition(AssertionConditionType.IS_NOT_NULL)] IEnumerable <T> collection,
[NotNull] Func <T, bool> func,
[NotNull] string message,
[NotNull] params object[] args)
{
Fail.RequiresMessage(message, args);
Fail.IfArgumentNull(collection, nameof(collection));
T element = collection.FirstOrDefault(func);
Fail.IfNotNull(element, message, args);
}
public static void IfNotNull <T>([CanBeNull][NoEnumeration] T value, [NotNull][System.Diagnostics.CodeAnalysis.NotNull] string name)
{
Fail.RequiresArgumentName(name);
Fail.IfNotNull(value, Violation.WhenVariableIsNotNull(name));
}
